Don't really have an answer for that xD, least not one that would be meaningful. It's just the way I designed them; the whole floor is more of a central power generation area, things have to be on a larger scale in those kind of situations.

He just asked a question, why minusvote him?
And BTW, the pipes or whatever the things behind the force field are, look good, the rest of the room is empty, but I know you will stuff some props into the room. :)